Lenses: Focal length vs. field of view
157
Alvium CSI-2 Cameras User Guide V2.6.2
Alvium 1800 C-511m/c
Values apply to 1800 C-511m/c cameras with Type 1/1.8 (8.8 mm diagonal)
sensors.
Alvium 1800 C-811m/c
Values apply to 1800 C-811m/c cameras Type 2/3 (11 mm diagonal) sensors.
Focal length [mm]
Field of view (H × V in [mm])
Object distance = 500 mm
Object distance = 1000 mm
5
671 × 560
1348 × 1125
6
558 × 466
1122 × 937
8
417 × 348
840 × 701
12
275 × 230
558 × 466
16
205 × 171
417 × 348
25
129 × 107
264 × 221
35
90 × 75
187 × 156
50
61 × 51
129 × 107
Table 78: Focal length versus field of view for Alvium 1800 C-511m/c
Focal length [mm]
Field of view (H × V in [mm])
Object distance = 500 mm
Object distance = 1000 mm
5
773 × 773
1553 × 1553
6
642 × 642
1293 × 1293
8
480 × 480
968 × 968
12
317 × 317
642 × 642
16
236 × 236
480 × 480
25
148 × 148
304 × 304
35
104 × 104
215 × 215
50
70 × 70
148 × 148
Table 79: Focal length versus field of view for Alvium 1800 C-811m/c